Impeller blade for shotblast machine



FIG. 1 is a front view of an impeller blade for shotblast machine showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a cross-sectional view taken along the lines 7-7;

FIG. 8 is a front right top perspective view thereof;

FIG. 9 is a front right bottom perspective view thereof;

FIG. 10 is a rear right top perspective view thereof; and,

FIG. 11 is a rear right bottom perspective view thereof. 

CLAIM The ornamental design for an impeller blade for shotblast machine, as shown and described. 